成分(%) 液体 固体
干物 46.80~49.60 90.37~91.74
灰分8.04~10.43 12.98~13.74
总氮3.33~3.67 7.36~8.33
总糖(以葡萄糖计) 0.74~4.39 5.71~5.88
乳糖 11.60~19.30 15.06~17.72酸度(ml 0.1mol/L NaOH/10g) 108~144 169.0~198.0
挥发酸(ml 0.1mol/L NaOH/10g) 0.1~1.1 0.50~1.35
铁 0.009~0.027
磷 1.5~1.9 2.6~2.8
钙 0.02~0.07
钾 2.0~2.5
锌 0.005~0.012
SO2 微量~0.02
沉淀固体 38.4~52.9
PH 4.0~4.7 3.0~3.6
氨基酸含量(%总氮)
Alanine 11.2 11.7
Arginine 3.3 4.0
Aspartic acid 5.5 5.6
Cystine 1.9 2.2
Glutamic acid 17.5 14.0
Glycine 5.1 6.1
Histidine 2.8 3.7
Idoleucine 3.6 3.6
Leucine 11.3 9.5
Lysine 2.5 3.0
Methionine 1.9 2.1
Phenylalanine 4.4 3.7
Proline 8.0 10.0
Serine 4.6 3.6
Threonine 4.0 4.5
Tyrosine 3.4 2.8
Valine 5.8 6.2